function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_nbGroup(event, grpName) { //v6.0
  var i,img,nbArr,args=MM_nbGroup.arguments;
  if (event == "init" && args.length > 2) {
    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
      nbArr[nbArr.length] = img;
      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
        if (!img.MM_up) img.MM_up = img.src;
        img.src = img.MM_dn = args[i+1];
        nbArr[nbArr.length] = img;
    } }
  } else if (event == "over") {
    document.MM_nbOver = nbArr = new Array();
    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
      nbArr[nbArr.length] = img;
    }
  } else if (event == "out" ) {
    for (i=0; i < document.MM_nbOver.length; i++) {
      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
  } else if (event == "down") {
    nbArr = document[grpName];
    if (nbArr)
      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
    document[grpName] = nbArr = new Array();
    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
      if (!img.MM_up) img.MM_up = img.src;
      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
      nbArr[nbArr.length] = img;
  } }
}
// validates that the entry is formatted as an email address
function isEmail(elem) {
if (!elem || elem=='') return false;
    var str = elem;
    var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
    if (!str.match(re)) {
        //alert("Verify the email address format.");
        return false;
    } else {
        return true;
    }
}
function validate_signup1(){
	errors='';
	object = document.form1;
	if (object.day.value=='none') errors+='Please select a day to pray. \n';
	if (object.firstname.value=='') errors+='Please enter your first name. \n';
	if (object.lastname.value=='') errors+='Please enter your last name. \n';
	if (!isEmail(object.my_email.value)) errors+='Please enter a valid email address.';
	if (errors!='') alert(errors); else object.submit();
}
function validate_signup2(){
	errors='';
	object = document.form1;
	if (object.team.value=='none') errors+='Please select a group / team. \n';
	if (!object.time.value) errors+='Please select a time to pray. \n';
	if (object.firstname.value=='') errors+='Please enter your first name. \n';
	if (object.lastname.value=='') errors+='Please enter your last name. \n';
	if (!isEmail(object.my_email.value)) errors+='Please enter a valid email address.';
	if (errors!='') alert(errors); else object.submit();
}
function buildlist(me){
	if (me=='general') temp = general;
	if (me=='women') temp = women;
	if (me=='singles') temp = singles;
	cnt = 0;list = new Array();holder = new Array();
	for (i = 0; i < 24; i++){
		if (i < 10) hr = '0'+i; else hr = ''+i;
		holder[cnt] = hr+':'+'00';cnt++;
		holder[cnt] = hr+':'+'15';cnt++;
		holder[cnt] = hr+':'+'30';cnt++;
		holder[cnt] = hr+':'+'45';cnt++;
	}
	cnt = 0;//alert(holder.length);
	for (i = 0; i < holder.length; i++){
		skip=false;
		for (j = 0; j < temp.length; j++) if (holder[i]==temp[j]) skip=true;
		if (skip==false) {list[cnt] = holder[i]; cnt++;}
	}
	if (me=='general') {glist = list;}
	if (me=='women') {wlist = list;}
	if (me=='singles') {slist = list;}
}
function showlist(me){
	temp = '';
	if (me=='general') temp = glist;
	if (me=='women') temp = wlist;
	if (me=='singles') temp = slist;
	object = document.form1;
  	len = temp.length;
  	object.time.options.length = 0;

for (i = 0; i < len; i++){
	hr = temp[i].charAt(0)+temp[i].charAt(1);mn = temp[i].charAt(3)+temp[i].charAt(4);
	
	hr = parseInt(hr, 10); if (hr < 12) ampm = 'am'; else ampm = 'pm';
	if (hr==0) hr=12; if (hr > 12) hr-=12;
	hr1 = hr; 
	switch (mn){
		case '00': next = '15';
		break
		case '15': next = '30';
		break
		case '30': next = '45';
		break
		case '45': next = '00';hr1+=1;
		break
		}
		if (hr1 > 12 ) hr1-=12; if ((hr1==12)&&(next=='00')&&(ampm=='am')) ampm='pm';
		else if ((hr1==12)&&(next=='00')&&(ampm=='pm')) ampm='am';
	time = hr+':'+mn; if ((time=='12:00')&&(ampm=='am')) time = 'Midnight';
	if ((time=='12:00')&&(ampm=='pm')) time = 'Noon';
	text = time+' - '+hr1+':'+next+' '+ampm;
    var optionName = new Option(text, temp[i]);
    var length = object.time.length;
    object.time.options[length] = optionName;
  }
	}